Specify and control how Mathematica formats its output, including rich text, equations and graphics.

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5
votes
2answers
312 views

Plots using TextAlignment with SwatchLegend to left align multi-line items

I have Legends that stretch over multi-lines and the only way I can get them left aligned is by adding white space to the end of the legend item. Does anyone know if there is a way to use ...
5
votes
2answers
128 views

Modifying the built in graphic format of colors

Can users modify the default format of colors in the front end? Red For example, dimensions, aspect ratio, EdgeForm? The motivation is the functional ...
5
votes
2answers
173 views

Sorting out atom types in an XYZ file

I am trying to rewrite the output of "VertexCoordinates" such that instead of a hybrid list of atoms and coordinates that result from using the following input program, I want all coordinates of the ...
5
votes
1answer
180 views

Restrict Mathematica command to what is inside parentheses

I have a bunch of expressions like this one: $\frac{e^{-\frac{7 J}{2 k T}} \left(2 e^{-\frac{2 g H \mu _B}{k T}}+e^{-\frac{g H \mu _B}{k T}}-e^{\frac{g H \mu _B}{k T}}-2 e^{\frac{2 g H \mu _B}{k ...
5
votes
4answers
411 views

Row and Column Headings for a Grid

It would be useful for me if I could write: Grid[{{a, b}, {c, d}, {e, f}}, GridHeadings -> {{"r1", "r2", "r3"}, {"c1", "c2"}}] just like ...
5
votes
2answers
149 views

Showing AlgebraicNumber[1/2 (1 + Sqrt[5]), {-3, 2}] in human-readable way

Is there a function to show algebraic numbers in Mathematica more conveniently? I am looking for something similar to MatrixForm for matrices. For example, I would like to view ...
5
votes
2answers
137 views

Why does MakeBoxes mess up RowBox ordering?

When I use RowBox for MakeBoxes the order of the elements is changed for TraditionalForm, if there is a plus (+) in the list of elements. ...
5
votes
1answer
84 views

Customized FortranForm output

Let's take the following example V = (-G*Mn)/Sqrt[x^2 + y^2 + z^2 + cn^2]; Vx = D[V, x]; FortranForm[Vx] The result is ...
5
votes
2answers
650 views

Real and/or improved CForm of expressions

I'd quite like to be able to automatically generate C++ versions of certain mathematical expressions that I've manipulated in Mathematica. The resultant C++ code fragment is then going to be used ...
5
votes
1answer
550 views

Unexpected behavior: CForm converts rationals to floating numbers

One line question: How to make CForm[1/2] generate 1/2 instead of 0.5? (Thanks Nasser's ...
5
votes
1answer
39 views

Heading in Table Form Question

I have: modadd = Table[Mod[i + j, 3], {i, 0, 2}, {j, 0, 2}]; TableForm[modadd, TableHeadings -> {{0, 1, 2}, {0, 1, 2}}] Which produces: How can I put a ...
5
votes
1answer
100 views

How can I make 1+$MachineEpsilon not look like 1?

I undarstand that 1+$MachineEpsilon is actually not equal 1. However, it persists to look like it was equal ...
5
votes
2answers
293 views

How do I NOT change the input/output number when editing?

I tried to search for a topic on this, but didn't seem to find anything, so here goes. I'm pretty new to Mathematica, so there are a lot of things I don't know yet, but one thing is pretty annoying ...
5
votes
1answer
143 views

New display format needed: “drag box”

I want to create a new display type, especially for numbers or text, but potentially for arbitrary objects as well. I want a "drag box" where not all of the number (object) is visible, but dragging ...
5
votes
1answer
39 views

How to order terms in a polynomial in two variables negative lexicographically

I have several polynomials in variables p and q, each term in which has total degree n, a constant. I would like to output the polynomial in increasing powers of p (and hence decreasing powers of q), ...
5
votes
2answers
125 views

Can one prevent operators like `Factor` or `Apart` from changing full form of some algebraic expressions?

In this question I will talk about a toy example, it should be clear what do I actually mean in general. Also, not only Factor but also ...
5
votes
1answer
160 views

Set PlotTheme globally?

Can one set a default PlotTheme globally? While I recognize one can make lots of workarounds to sort of do this: Go to ...
5
votes
1answer
107 views

Continuous background color of adjacent cells

I'm trying to make continuous blocks of cells so that their background colors are the same, but without breaks of white space between them. E.g. After some recent digging, I found the option "Show ...
5
votes
2answers
555 views

10bits per rgb / 1024 shades of gray?

Can we display 10 bits per rgb in Mathematica? I'm using a quadro card and 30 bit monitor and can get a smooth gradient using Psychtoolbox in matlab. The following Mathematica should produce a bar ...
5
votes
2answers
77 views

Hiding independent variables of a function in Traditional Form

I would like to perform a computation which involves fourth-order derivatives of a composite function of four variables. I am defining my function as ...
5
votes
1answer
111 views

How to get this grid normal height?

When I execute this ...
5
votes
1answer
114 views

Is it possible to Print into a collapsable CellGroup?

During rather long computation I have intermediate steps Printed with useful information which should be collected for possible use in future inside of the ...
5
votes
1answer
470 views

How can I fix Mathematica's text line-breaking algorithm not to line-break so soon?

I have some custom plotting functions that simplify the placement of footnotes and source notes under the plot. It is important that the line length of the footnotes fills up the available space and ...
5
votes
1answer
761 views

How can I efficiently write formatted data to a Gaussian Cube file?

I am working with data files that contain information about electronic wave functions. The data format is specified by the quantum chemistry program Gaussian. I need to import the data, manipulate ...
5
votes
1answer
234 views

Using CellPrint with a TraditionalForm string

I am trying to use CellPrint to print a cell that asks a user to solve an equation. This equation is randomly generated right beforehand, and I would like to have it print in Blue. The whole Cell ...
5
votes
1answer
875 views

Command to Show Full Output

I have some rather long output from a notebook I run on a remote server. There is a time limit on processes so I typically do NotebookSave[] after any important ...
5
votes
1answer
202 views

displaying Laurent polynomials nicely

I have some 2-variable Laurent polynomials in $q$ and $t$, and I'd like to collect powers of $q$ and display them without using fractions, and to sort the terms by the power of $q$. For example, I'd ...
5
votes
1answer
153 views

How to apply tags to expression terms?

I often see on this site and at the mathgroup the repeated questions on how to rearrange expression that Mathematica "likes" to keep in one form, but the user prefers in another. Consider this trivial ...
5
votes
0answers
78 views

TeXForm output in a tabular environment

As far as I can see TeXForm of a matrix produces LaTeX arrays, which assume LaTeX is in math mode. However, Mathematica can be used to produce whole tables ...
4
votes
4answers
173 views

How to get a list of pairs into the form $(x,y)$?

I want to put the solutions of the equation $y = (x + 3)/(x - 3)$, where $x$, $y$ are integers, into the form $(x,y)$. For example, $(2, -5)$ instead of $\{2,-5\}$. When I evaluated ...
4
votes
3answers
236 views

How can I suppress zero or nonzero values in a matrix?

So, if I have something like: F[IdentityMatrix[3] // MatrixForm, 1] I'd like F[] to display: $$\begin{pmatrix} 1 & ...
4
votes
4answers
339 views

Filling and Shading an Harmonic Curve

Suppose I have an equation plotted as shown: ...
4
votes
2answers
3k views

ArcTan expressed as a radian fraction?

This type of answer is what I'm looking for: In[58]:= ArcTan @ 1 Out[58]= π/4 This is what mathematica gives me: ...
4
votes
3answers
146 views

Using different style on segments of a plot [duplicate]

Is it possible to plot a function with two different colors? To illustrate, let's have: Plot[Sin[x], {x, 0, 2 π}] which plots a curve. And I would like it to be ...
4
votes
2answers
191 views

Character display color

I'm looking to cause the front end to display individual characters in a specific color, just in general, as a default sort of thing. For instance, the character "1" would always display as a red 1, ...
4
votes
3answers
4k views

Write a table to a file

I want to compute a multidimensional table in Mathematica and write it to an external file. Here is a simple example. I have three lists x, ...
4
votes
3answers
152 views

Dynamically updated text in Graphics

I created a Manipulate function that graphs a line along with its formula next to its graph. But the formula doesn't display what I want. As I use the controls sometimes I'll get the slope or the ...
4
votes
2answers
363 views

Changing order of TeXForm output

I am creating Taylor polynomials and exporting them using TeXForm. When a polynomial p[x] is displayed in Mathematica, it shows, ...
4
votes
1answer
878 views

Reduce an equation by putting a new variable

I have the following equation given: $$ (26-x)\cdot\sqrt{5x-1} -(13x+14)\cdot\sqrt{5-2x} + 12\sqrt{(5x-1)\cdot(5-2x) }= 18x+32. $$ In order to solve it, I want to substitute $t = \sqrt{5x - ...
4
votes
2answers
80 views

How to override DisplayForm of (mixed) time Quantity

What's the best approach to overriding DisplayForm for specific types of Quantity eg time especially w/ mixed units? Current is ...
4
votes
1answer
118 views

How to substitute $x$ in a expression $f(x)$ but not calculate the value of the $f(x)$ at the point $x$?

I want to subtitute $x = 1$ into the expression $$f(x)=x^2 + 3 (x^2 - m^2) + \sqrt{x^2 + 1}$$ but I don't calculate the value $f(1)$, that is mean, I want $$1^2 + 3(1^2-m^2)+\sqrt{1^2 + 1}.$$ If I ...
4
votes
1answer
67 views

Problems with Displaying Output for Summation

Consider the following code. ...
4
votes
1answer
554 views

Frame thickness in Framed[] [duplicate]

I need to change the frame thickness in Framed[] in order to create a legend box. How can I set the frame thickness in Framed[]? ...
4
votes
2answers
524 views

specify field width in Print

I would like to format the output. For example, the following code gives ...
4
votes
2answers
567 views

Manually adjust graph vertex location by dragging?

Sometimes I have a graph and I want to make tweaks to the vertex locations. Is there any way to manually adjust graph vertex location by dragging? If I double click to edit, I can move around the ...
4
votes
1answer
121 views

Why this code is considerably slower in version 9?

I have a Mathematica code for computing and plotting the density which corresponds to a given potential. The following code was written few years ago using version ...
4
votes
3answers
894 views

Simplify function notation

I have some calculations with arbitrary functions. In the output, Mathematica always shows the functions with its arguments. I would like to tidy the notation a bit, by hiding the arguments in the ...
4
votes
1answer
52 views

Export data with the number form but is not same as shown in notebook

I want to export data nicely with NumberForm, However it displays Ok in the note book, but not the exported file. Here is the code: ...
4
votes
2answers
76 views

numerical precision in output file

I want to write the numerical results of a computation to a file which is to be read in Fortran. The data looks like: ...
4
votes
1answer
170 views

Control over the way matrix is displayed

I am wondering how to change the output format in Mathematica. For example, I have $x=\binom{3}{1}$ and $y=\binom{2}{5}$, and I want to find what linear combination of $x$ and $y$ produces ...